CN206471845U - Portable power source and audio frequency broadcast system with audio playing function - Google Patents
Portable power source and audio frequency broadcast system with audio playing function Download PDFInfo
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- CN206471845U CN206471845U CN201621144323.9U CN201621144323U CN206471845U CN 206471845 U CN206471845 U CN 206471845U CN 201621144323 U CN201621144323 U CN 201621144323U CN 206471845 U CN206471845 U CN 206471845U
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Abstract
The disclosure discloses a kind of portable power source and audio frequency broadcast system with audio playing function, belongs to portable power source field.The portable power source includes：Battery pack, battery management circuit, charging inlet, USB power supply interfaces, microprocessor, audio decoder, audio frequency power amplifier IC, loudspeaker, earphone interface and Bluetooth chip；Battery pack is electrical connected with battery management circuit, and is electrical connected respectively with charging inlet, USB power supply interfaces, microprocessor, audio decoder, audio frequency power amplifier IC and Bluetooth chip by battery management circuit；Microprocessor is electrical connected with USB power supply interfaces；Audio decoder is connected with microprocessor and Bluetooth chip respectively；Audio frequency power amplifier IC is electrical connected with audio decoder；Audio frequency power amplifier IC is electrical connected with loudspeaker and earphone interface respectively.The disclosure has reached that when being charged using portable power source to mobile terminal mobile terminal can carry out audio broadcasting by portable power source, so that the function of abundant portable power source.
Description
Technical field
This disclosure relates to which portable power source field, more particularly to a kind of portable power source and audio with audio playing function are broadcast
Place system.
Background technology
Portable power source is a kind of portable charger for integrating charging and function of supplying power.User uses portable power source energy
It is enough that mobile terminal is charged whenever and wherever possible.But existing portable power source function is more single, except possessing charging and supplying
Beyond Electricity Functional, only possess the simple illumination functions of the class of flashlight one, it is impossible to meet the routine use demand of user.
Utility model content
The disclosure provides a kind of portable power source and audio frequency broadcast system with audio playing function.The technical scheme is such as
Under：
According to the first aspect of the embodiment of the present disclosure, there is provided a kind of portable power source with audio playing function, the movement
Power supply includes：
Battery pack, battery management circuit, charging inlet, USB (Universal Serial Bus, USB) are supplied
Electrical interface, microprocessor, audio decoder, audio frequency power amplifier IC (Integrated Circuit, integrated circuit), loudspeaker, ear
Machine interface and Bluetooth chip；
Battery pack is electrical connected with battery management circuit, and is supplied respectively with charging inlet, USB by battery management circuit
Electrical interface, microprocessor, audio decoder, audio frequency power amplifier IC and Bluetooth chip are electrical connected；
Microprocessor is electrical connected with USB power supply interfaces, for controlling USB power supply interfaces to be only powered or while carrying out
Power supply and data transfer；
Audio decoder is connected with microprocessor and Bluetooth chip respectively, for what is transmitted to microprocessor or Bluetooth chip
Voice data is decoded；
Audio frequency power amplifier IC is electrical connected with audio decoder, the decoded audio number for receiving audio decoder transmission
According to；
Audio frequency power amplifier IC is electrical connected with loudspeaker and earphone interface respectively.
Optionally, Bluetooth chip is electrical connected with microprocessor；
Microprocessor, for when transmitting voice data by Bluetooth chip, control USB power supply interfaces to be only powered；
The microprocessor, is additionally operable to when transmitting voice data by USB power supply interfaces, control USB power supply interfaces are same
When be powered and data transfer.
Optionally, portable power source also includes audio effect processing chip, and battery pack passes through battery management circuit and audio effect processing core
Piece is electrical connected, for being powered for audio effect processing chip；
Audio effect processing chip is electrical connected with microprocessor, audio decoder and audio frequency power amplifier IC respectively, audio effect processing core
Piece is used to carry out decoded voice data audio effect processing according to the instruction of the audio effect processing of microprocessor, and will be by audio
The voice data of reason is transmitted to audio frequency power amplifier IC.
Optionally, the portable power source also includes memory, and battery pack is electrical connected by battery management circuit with memory,
For being powered for memory；
Memory is electrical connected with USB power supply interfaces and Bluetooth chip respectively, for USB power supply interfaces or Bluetooth chip
The voice data of transmission is stored；
Memory is also electrical connected with microprocessor and audio decoder, microprocessor be used for audio decoder transmission from
The voice data read in memory.
Optionally, the portable power source also includes display screen, and battery pack is electrical connected by battery management circuit with display screen,
For being powered for display screen；
Display screen is connected with microprocessor, for being shown to the display information that microprocessor is sent, display information bag
Include the dump energy of battery pack and/or the title of currently playing audio.
Optionally, charging inlet is Micro USB (micro universal serial bus) interface；
USB power supply interfaces are the interfaces of USB 3.0, USB2.0 interfaces or Type C interface；
Microprocessor is the processor of single-chip microcomputer or ARM frameworks；
The size of earphone interface is 3.5mm or 6.5mm.
According to the second aspect of the embodiment of the present disclosure there is provided a kind of audio frequency broadcast system, the audio frequency broadcast system includes：Move
Dynamic terminal and portable power source；
Portable power source includes portable power source as described in relation to the first aspect；
It is electrical connected between mobile terminal and portable power source by data wire.
The technical scheme that the embodiment of the present disclosure is provided can include the following benefits：
By setting microprocessor, audio decoder, audio frequency power amplifier IC and Bluetooth chip in portable power source so that in profit
While charging with portable power source to mobile terminal, portable power source can be received by USB power supply interfaces or embedded with bluetooth chip
The voice data of mobile terminal transmission, and further the voice data is decoded using audio decoder and audio frequency power amplifier IC
Play；Solve existing portable power source function more single, it is impossible to meet the routine use demand of user；Reach and used
During portable power source charges to mobile terminal, mobile terminal can carry out audio broadcasting by portable power source, so that
The function of portable power source is enriched, the electricity of mobile terminal is saved；Meanwhile, utilize the audio decoder and sound built in portable power source
Frequency power discharging IC can improve the result of broadcast of audio to voice data progress processing.
It should be appreciated that the general description of the above and detailed description hereinafter are only exemplary, this can not be limited
It is open.
Brief description of the drawings
Accompanying drawing herein is merged in specification and constitutes the part of this specification, shows the implementation for meeting the disclosure
Example, and be used in specification to explain the principle of the disclosure together.
Fig. 1 is the schematic diagram of the implementation environment according to an exemplary embodiment；
Fig. 2 is the structural representation of the portable power source with audio playing function according to an exemplary embodiment；
Fig. 3 is the structural representation of the portable power source with audio playing function according to another exemplary embodiment
Figure；
Fig. 4 is the structural representation of the portable power source with audio playing function according to another exemplary embodiment
Figure；
Fig. 5 is the structural representation of the portable power source with audio playing function according to further example embodiment
Figure；
Fig. 6 is the system architecture diagram of the audio frequency broadcast system according to an exemplary embodiment.
Embodiment
Here exemplary embodiment will be illustrated in detail, its example is illustrated in the accompanying drawings.Following description is related to
During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the disclosure.On the contrary, they be only with it is such as appended
The example of the consistent apparatus and method of some aspects be described in detail in claims, the disclosure.
Fig. 1 is the schematic diagram of the implementation environment according to an exemplary embodiment, and the implementation environment includes mobile whole
It is connected between end 110 and portable power source 120, and mobile terminal 1 10 and portable power source 120 by data wire 130.
Mobile terminal 1 10 is the electronic equipment with data-transformation facility.Be provided with mobile terminal 1 10 data transfer and
Charging inlet, the interface can be USB interface or Lightning (lightning) interface, and the disclosure in mobile terminal 1 10 to not connecing
The type of mouth is defined.
Charging inlet 121 and USB power supply interface (not shown)s are provided with portable power source 120.Wherein, portable power source
120 be that battery pack is charged by charging inlet 121.Portable power source 120 is that mobile terminal 1 10 is supplied by USB power supply interfaces
Electricity.
When the use of portable power source 120 being that mobile terminal 1 10 is charged, i.e., by the first connection end 131 of data wire 130 and
Interface in mobile terminal 1 10 is connected, by the second connection end 132 of data wire 130 and the USB power supply interfaces of portable power source 130
It is connected.
While portable power source 120 is that mobile terminal 1 10 is charged, mobile terminal 1 10 can also pass through data wire 130
Voice data is transmitted to portable power source 120.
Optionally, for the voice data received, portable power source 120 passes through internal audio decoder and audio frequency power amplifier IC
It is handled, and played out by loudspeaker 122, or, broadcast by the earphone inserted in earphone interface 123
Put.
Optionally, portable power source 120 is additionally provided with display screen 124, and the display screen 124 is used to show portable power source 120
The information of dump energy and currently playing audio.
The internal structure of portable power source in Fig. 1 120 is illustrated using schematical embodiment below.
Fig. 2 is the structural representation of the portable power source with audio playing function according to an exemplary embodiment.
The portable power source includes：Battery pack 201, battery management circuit 202, charging inlet 203, USB power supply interfaces 204, microprocessor
205th, audio decoder 206, audio frequency power amplifier IC207, loudspeaker 208, earphone interface 209 and Bluetooth chip 210；
As shown in Fig. 2 battery pack 201 is originated as the electricity of whole portable power source, it is electrical with battery management circuit 202
Be connected, and by battery management circuit 202 respectively with charging inlet 203, USB power supply interfaces 204, microprocessor 205, audio
Decoder 206, audio frequency power amplifier IC207 and Bluetooth chip 210 are electrical connected, so as to be supplied for each electronic component in portable power source
Electricity.
Optionally, under the control of battery management circuit 202, battery pack 201 for each electronic component provide it is identical or
Different operating voltages.Such as, the control of battery management circuit 202 battery pack 201 is that microprocessor 205 provides 3.3V voltages, is
Audio decoder 206 provides 3.3V or 5V voltages, provides ± 15V voltages for audio frequency power amplifier IC207, is that Bluetooth chip 210 is provided
3.7V voltage.
When being charged to portable power source, charging current is flowed into after battery management circuit 202 by charging inlet 203,
Battery management circuit 202 is charged by charge inside circuit to battery pack 201, wherein, the charging inlet 203 can be
Micro USB interfaces.Optionally, battery management circuit 202 has charge protector, for completing to charge in battery pack 201
When, control charge inside circuit stops charging to battery pack 201.
When being powered to mobile terminal, the supply current that battery pack 201 flows out is flowed into after battery management circuit 202, is passed through
The in-line power circuit of battery management circuit 202 flows into USB power supply interfaces 204, and further by USB power supply interfaces 204 with moving
Data wire between dynamic terminal is flowed into mobile terminal, is embodied as mobile terminal charging.Wherein, USB power supply interfaces 204 have simultaneously
Available electricity and data-transformation facility, the USB power supply interfaces 204 can connect for the interfaces of USB 3.0, USB2.0 interfaces or Type C
Mouthful, and USB power supply interfaces 204 are A type interfaces, the disclosure is not defined to the particular type of USB power supply interfaces 204.
It should be noted that the USB power supply interfaces 204 are Host (main equipment) interface, i.e. mobile terminal passes through data wire
After being connected with the USB power supply interfaces 204, portable power source is main equipment, and mobile terminal is slave unit, wherein, main equipment is from setting
Available electricity, and main equipment has the authority that data are read and write to slave unit.
Microprocessor 205 is as the core component for controlling audio frequency of mobile terminal playing function, with the electricity of USB power supply interfaces 204
Property be connected, wherein, microprocessor 205 can be the processing of the single-chip microcomputer single-chip microcomputer of series (such as STM32F4) or ARM frameworks
Device.Concrete model of the disclosure not to microprocessor 205 is defined.
During being powered to mobile terminal, microprocessor 205 can control USB power supply interfaces 204 to be only powered
Or carry out data transmission while being powered with mobile terminal.It should be noted that when simultaneously USB power supply interfaces 204 enter
When row power supply and data transfer, when the supply current that USB power supply interfaces 204 are provided only is powered less than USB power supply interfaces 204
The supply current of offer.
As shown in Fig. 2 microprocessor 205 is electrical connected with audio decoder 206, for being transmitted to audio decoder 206
Voice data；Audio decoder 206 is electrical connected with audio frequency power amplifier IC207, decoded for being transmitted to audio frequency power amplifier IC207
Voice data；Audio frequency power amplifier IC207 is electrical connected with loudspeaker 208 and earphone interface 209 respectively, for drive the speaker 208
Or the insertion earphone sounding of earphone interface 209, wherein, the size of the earphone interface 209 is 3.5mm or 6.5mm.
In a kind of possible embodiment, microprocessor 205 gets DAB number by USB power supply interfaces 204
According to rear, the digital audio-frequency data that will be got is transmitted to audio decoder 206, by audio decoder 206 by the DAB
Data are decoded as simulated audio signal.Further, audio decoder 206 transmits the simulated audio signal that decoding is obtained to sound
Frequency power discharging IC 207, is amplified by audio frequency power amplifier IC207 to the simulated audio signal, so that drive the speaker 208 or insertion ear
The earphone sounding of machine interface 209, finally realizes that audio is played.
Own dimensions and battery capacity are limited to, mobile terminal is generally using the audio that some power consumptions are relatively low and performance is general
Decoder, audio frequency power amplifier IC and loudspeaker, cause the audio result of broadcast of mobile terminal not good (especially playback is poor)；
And in the embodiment of the present disclosure, because the battery capacity of portable power source is larger, thus portable power source using better performances and power consumption compared with
High audio decoder, audio frequency power amplifier IC and loudspeaker, so as to reach preferable audio result of broadcast.
In summary, in the present embodiment, by setting microprocessor, audio decoder, audio frequency power amplifier in portable power source
IC and Bluetooth chip so that while being charged using portable power source to mobile terminal, portable power source can be powered by USB and be connect
Mouth or embedded with bluetooth chip receive the voice data of mobile terminal transmission, and further utilize audio decoder and audio frequency power amplifier IC
Decoding broadcasting is carried out to the voice data；Solve existing portable power source function more single, it is impossible to meet the daily of user
Use demand；Reach during being charged using portable power source to mobile terminal, mobile terminal can be by movement
Power supply carries out audio broadcasting, so as to enrich the function of portable power source, saves the electricity of mobile terminal；Meanwhile, utilize mobile electricity
Audio decoder and audio frequency power amplifier IC built in source can improve the result of broadcast of audio to voice data progress processing.
The charging rate of mobile terminal can be influenceed with data transfer due to being powered using USB power supply interfaces simultaneously, because
This, in order to not influence the charging rate of mobile terminal, in charging process, mobile terminal can also be by way of Bluetooth transmission
Bluetooth chip transmission voice data into mobile terminal.
As shown in Fig. 2 portable power source includes Bluetooth chip 210, and the Bluetooth chip 210 and the electricity of audio decoder 206
Property be connected.When Bluetooth chip 210 receives the voice data of mobile terminal transmission, i.e., send the sound to audio decoder 206
Frequency evidence, is decoded by audio decoder 206 to voice data, and decoded voice data is transmitted to audio frequency power amplifier
IC207, is amplified by audio frequency power amplifier IC207 to it, eventually through the loudspeaker 208 or insertion earphone interface being electrical connected
209 earphone carries out audio broadcasting.
Optionally, Bluetooth chip 210 is also connected with microprocessor 205, when pass through Bluetooth chip 210 transmit voice data
When, microprocessor 205 controls USB power supply interfaces 204 to be only powered, it is ensured that the charging rate of mobile terminal；When passing through USB
When power supply interface 204 transmits voice data, microprocessor 205 controls USB power supply interfaces 204 to be powered simultaneously and data biography
It is defeated.
In the present embodiment, portable power source is charged by USB power supply interfaces for mobile terminal, and receives shifting by Bluetooth chip
The voice data of dynamic terminal transmission, so as to carry out decoding broadcasting to the voice data, is not influenceing the charging rate of mobile terminal
On the premise of realize the audio playing function of portable power source,
In order to further improve the audio result of broadcast of portable power source, based on the portable power source shown in Fig. 2, as shown in figure 3,
Also include audio effect processing chip 211 in the portable power source.
Battery pack 201 is electrical connected by battery management circuit 202 with the audio effect processing chip 211, at for audio
Reason chip 211 is powered.
Audio effect processing chip 211 respectively with microprocessor 205, audio decoder 206 and the electrical phases of audio frequency power amplifier IC207
Even, for carrying out audio effect processing to decoded voice data according to the instruction of the audio effect processing of microprocessor 205, and sound will be passed through
The voice data of effect processing is transmitted to audio frequency power amplifier IC207.
In a kind of possible embodiment, audio effect processing chip 211 provides several audio effect processing mode, such as weighs
Bass, voice enhancing and the beautiful sounds of 3D etc..The audio number that mobile terminal is transmitted by USB power supply interfaces 204 or Bluetooth chip 210
Audio effect processing information is carried in, microprocessor 205 sends phase according to the audio effect processing information to audio effect processing chip 211
The audio effect processing instruction answered；After audio effect processing chip 211 instructs indicated audio effect processing mode to decoding according to audio effect processing
Voice data carry out audio effect processing, and will be transmitted by the voice data of audio effect processing to audio frequency power amplifier IC207.
Based on the portable power source shown in Fig. 2, as shown in figure 4, being additionally provided with memory 212 in portable power source.Battery pack 201
It is electrical connected by battery management circuit 202 with memory 212, for being powered for memory 212.
Memory 212 is electrical connected with USB power supply interfaces 204 and Bluetooth chip 210 respectively, for USB power supply interfaces
204 or Bluetooth chip 210 transmit voice data stored.Memory 212 also with microprocessor 205 and audio decoder
206 are electrical connected, for transmitting the voice data read from memory 212 to audio decoder 206.
In a kind of possible embodiment, in order to avoid audio plays interruption caused by voice data Transmission, move
Dynamic terminal transmits complete voice data to portable power source by USB power supply interfaces 204 or Bluetooth chip 210, accordingly, mobile
Power supply stores the voice data received into memory 212, rather than the voice data progress real-time decoding received is broadcast
Put.When receiving complete voice data, microprocessor 205 reads complete voice data from memory 212, and
Audio decoder 206 and audio frequency power amplifier IC207 is transferred to carry out decoding broadcasting.
User knows the dump energy of portable power source and the information of currently playing audio for convenience, based on shown in Fig. 2
Portable power source, as shown in figure 5, the portable power source also includes display screen 213.Battery pack 201 is by battery management circuit 202 with showing
Display screen 213 is electrical connected, for being powered for display screen 213.
Display screen 213 is also connected with microprocessor 205, for being shown to the display information that microprocessor 205 is sent,
Wherein, the display information includes the dump energy of battery pack 201 and/or the title of currently playing audio.
In a kind of possible embodiment, carried in the voice data that mobile terminal is transmitted by USB power supply interfaces
Song title, microprocessor obtains the song title from the voice data, and indicates that display screen is shown to song title.
It should be noted that in portable power source shown in Fig. 3 to Fig. 5, only so that audio effect processing is included in portable power source respectively
Schematically illustrated exemplified by chip, memory and display screen, in other possible embodiments, mobile terminal can be simultaneously
Including at least two electronic components in audio effect processing chip, memory and display screen, the disclosure is defined not to this.
Fig. 6 is the system architecture diagram of the audio frequency broadcast system according to an exemplary embodiment, the audio frequency broadcast system
Include mobile terminal 610 and portable power source 620.
Wherein, it is electrical connected between mobile terminal 610 and portable power source 620 by data wire, and portable power source 620 includes
Portable power source shown in Fig. 2 to 5 is any.
Those skilled in the art will readily occur to the disclosure after considering specification and putting into practice utility model disclosed herein
Other embodiments.The application is intended to any modification, purposes or the adaptations of the disclosure, these modifications, use
Way or adaptations follow the general principle of the disclosure and including undocumented in the art known of the disclosure
General knowledge or conventional techniques.Description and embodiments are considered only as exemplary, and the true scope of the disclosure and spirit are under
The claim in face is pointed out.
It should be appreciated that the precision architecture that the disclosure is not limited to be described above and is shown in the drawings, and
And various modifications and changes can be being carried out without departing from the scope.The scope of the present disclosure is only limited by appended claim.
Claims (7)
1. a kind of portable power source with audio playing function, it is characterised in that the portable power source includes：Battery pack, battery
Manage circuit, charging inlet, general-purpose serial bus USB power supply interface, microprocessor, audio decoder, the integrated electricity of audio frequency power amplifier
Road IC, loudspeaker, earphone interface and Bluetooth chip；
The battery pack is electrical connected with the battery management circuit, and by the battery management circuit respectively with the charging
Interface, the USB power supply interfaces, the microprocessor, the audio decoder, the audio frequency power amplifier IC and the Bluetooth chip
It is electrical connected；
The microprocessor is electrical connected with the USB power supply interfaces, for controlling the USB power supply interfaces to be only powered or
It is powered and data transfer simultaneously；
The audio decoder is connected with the microprocessor and the Bluetooth chip respectively, for the microprocessor or institute
The voice data for stating Bluetooth chip transmission is decoded；
The audio frequency power amplifier IC is electrical connected with the audio decoder, after the decoding for receiving the audio decoder transmission
Voice data；
The audio frequency power amplifier IC is electrical connected with the loudspeaker and the earphone interface respectively.
2. portable power source according to claim 1, it is characterised in that the Bluetooth chip and the electrical phase of the microprocessor
Even；
The microprocessor, for when transmitting voice data by the Bluetooth chip, controlling the USB power supply interfaces only to enter
Row power supply；
The microprocessor, is additionally operable to, when transmitting voice data by the USB power supply interfaces, control the USB to power and connect
Mouth is powered and data transfer simultaneously.
3. portable power source according to claim 1, it is characterised in that the portable power source also includes audio effect processing chip,
The battery pack is electrical connected by the battery management circuit with the audio effect processing chip, for for the audio effect processing core
Piece is powered；
The audio effect processing chip respectively with the microprocessor, the audio decoder and the electrical phases of audio frequency power amplifier IC
Even, the audio effect processing chip is used to carry out sound to decoded voice data according to the instruction of the audio effect processing of the microprocessor
Effect processing, and will be transmitted by the voice data of audio effect processing to the audio frequency power amplifier IC.
4. portable power source according to claim 1, it is characterised in that the portable power source also includes memory, the electricity
Pond group is electrical connected by the battery management circuit with the memory, for being powered for the memory；
The memory is electrical connected with the USB power supply interfaces and the Bluetooth chip respectively, is connect for being powered to the USB
Mouth or the voice data of Bluetooth chip transmission are stored；
The memory is also electrical connected with the microprocessor and the audio decoder, and the microprocessor is used for described
The voice data that audio decoder transmission is read from the memory.
5. portable power source according to claim 1, it is characterised in that the portable power source also includes display screen, the electricity
Pond group is electrical connected by the battery management circuit with the display screen, for being powered for the display screen；
The display screen is connected with the microprocessor, and the display screen is used to enter the display information that the microprocessor is sent
Row display, the display information includes the dump energy of the battery pack and/or the title of currently playing audio.
6. according to any described portable power source of claim 1 to 5, it is characterised in that
The charging inlet is micro universal serial bus Micro USB interfaces；
The USB power supply interfaces are the interfaces of USB 3.0, USB2.0 interfaces or Type C interface；
The microprocessor is the processor of single-chip microcomputer or ARM frameworks；
The size of the earphone interface is 3.5mm or 6.5mm.
7. a kind of audio frequency broadcast system, it is characterised in that the audio frequency broadcast system includes mobile terminal and portable power source；
The portable power source includes the portable power source as described in claim 1 to 6 is any；
It is electrical connected between the mobile terminal and the portable power source by data wire.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621144323.9U CN206471845U (en) | 2016-10-20 | 2016-10-20 | Portable power source and audio frequency broadcast system with audio playing function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621144323.9U CN206471845U (en) | 2016-10-20 | 2016-10-20 | Portable power source and audio frequency broadcast system with audio playing function |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108391923A (en) * | 2018-04-28 | 2018-08-14 | 深圳好多银科技有限公司 | The control circuit of intelligent music video casket |
| CN109925079A (en) * | 2019-04-30 | 2019-06-25 | 深圳市同洁科技有限公司 | A kind of electric tooth-brush with music |
| CN110062306A (en) * | 2019-04-24 | 2019-07-26 | 深圳市中芯微电子有限公司 | A kind of bluetooth headset and audio-frequency amplifier with booster circuit |
| CN113905124A (en) * | 2021-09-30 | 2022-01-07 | Oppo广东移动通信有限公司 | Audio control method, electronic equipment and audio playing system |
-
2016
- 2016-10-20 CN CN201621144323.9U patent/CN206471845U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108391923A (en) * | 2018-04-28 | 2018-08-14 | 深圳好多银科技有限公司 | The control circuit of intelligent music video casket |
| CN110062306A (en) * | 2019-04-24 | 2019-07-26 | 深圳市中芯微电子有限公司 | A kind of bluetooth headset and audio-frequency amplifier with booster circuit |
| CN109925079A (en) * | 2019-04-30 | 2019-06-25 | 深圳市同洁科技有限公司 | A kind of electric tooth-brush with music |
| CN113905124A (en) * | 2021-09-30 | 2022-01-07 | Oppo广东移动通信有限公司 | Audio control method, electronic equipment and audio playing system |
| WO2023051083A1 (en) * | 2021-09-30 | 2023-04-06 | Oppo广东移动通信有限公司 | Audio control method, electronic device, and audio playback system |
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Address after: 510660 Guangzhou City, Guangzhou, Guangdong, Whampoa Avenue, No. 315, self - made 1-17 Patentee after: Guangzhou KuGou Networks Co., Ltd. Address before: 510000 B1, building, No. 16, rhyme Road, Guangzhou, Guangdong, China 13F Patentee before: Guangzhou KuGou Networks Co., Ltd. |